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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <string.h>
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#include <gst/gst.h>
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#include "xacameraadaptctx.h"
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#include "xaadaptationgst.h"
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#include <gst/interfaces/photography.h>
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//#include "XAStaticCapsAdaptation.h"
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XAboolean cameraRealized = XA_BOOLEAN_FALSE;
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XACameraAdaptationCtx_* cameraCtx = NULL;
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/*
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* gboolean XACameraAdapt_GstBusCb( GstBus *bus, GstMessage *message, gpointer data )
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* MediaPlayer Gst-bus message handler (Callback)
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*/
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gboolean XACameraAdapt_GstBusCb( GstBus *bus, GstMessage *message, gpointer data )
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{
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XACameraAdaptationCtx* mCtx = (XACameraAdaptationCtx*)data;
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XAAdaptEvent event = {XA_CAMERAITFEVENTS,XA_CAMERACBEVENT_FOCUSSTATUS,1,NULL};
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XAuint32 status;
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/* only listen to pipeline messages */
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if(GST_MESSAGE_SRC(message)==(GstObject*)(mCtx->baseObj.bin) )
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{
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DEBUG_API_A2("->XACameraAdapt_GstBusCb:\"%s\" from object \"%s\"",
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GST_MESSAGE_TYPE_NAME(message), GST_OBJECT_NAME(GST_MESSAGE_SRC(message)));
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if ( GST_MESSAGE_TYPE(message)== GST_MESSAGE_ASYNC_DONE )
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{
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/* some async sequence ended */
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XAAdaptationGst_CompleteAsyncWait((&mCtx->baseObj));
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}
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else if (strncmp(GST_MESSAGE_TYPE_NAME(message), GST_PHOTOGRAPHY_AUTOFOCUS_DONE,
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strlen(GST_PHOTOGRAPHY_AUTOFOCUS_DONE))==0 )
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{
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DEBUG_INFO("Autofocus done!.")
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status = XA_CAMERA_FOCUSMODESTATUS_REACHED;
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event.data = &status;
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XAAdaptationBase_SendAdaptEvents(&(mCtx->baseObj.baseObj), &event );
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}
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else if ( strncmp(GST_MESSAGE_TYPE_NAME(message), GST_PHOTOGRAPHY_SHAKE_RISK,
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strlen(GST_PHOTOGRAPHY_SHAKE_RISK)) ==0 )
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{
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DEBUG_INFO("Camera shake risk!")
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}
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DEBUG_API("<-XACameraAdapt_GstBusCb");
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}
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return TRUE;
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}
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/*
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* XAAdaptationGstCtx* XACameraAdapt_Create()
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* Allocates memory for Camera Adaptation Context and makes 1st phase initialization
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* @returns XACameraAdaptationCtx* - Pointer to created context
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*/
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XAAdaptationBaseCtx* XACameraAdapt_Create(XAuint32 deviceID)
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{
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XACameraAdaptationCtx *pSelf = (XACameraAdaptationCtx*) calloc(1, sizeof(XACameraAdaptationCtx));
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DEBUG_API("->XACameraAdapt_Create");
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if ( pSelf)
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{
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if( XAAdaptationGst_Init(&(pSelf->baseObj),XACameraAdaptation)
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!= XA_RESULT_SUCCESS )
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{
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DEBUG_ERR("Failed to init base context!!!");
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free(pSelf);
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pSelf = NULL;
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}
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else
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{
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pSelf->deviceID = deviceID;
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pSelf->curMirror = XA_VIDEOMIRROR_NONE;
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pSelf->curRotation = 0;
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pSelf->recording = XA_BOOLEAN_FALSE;
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pSelf->playing = XA_BOOLEAN_FALSE;
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pSelf->snapshotting = XA_BOOLEAN_FALSE;
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cameraCtx = pSelf; /* Store global pointer */
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DEBUG_INFO_A1("Stored global camera ponter to %x", cameraCtx);
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cameraRealized = XA_BOOLEAN_FALSE;
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}
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}
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DEBUG_API("<-XACameraAdapt_Create");
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return (XAAdaptationBaseCtx*)&pSelf->baseObj;
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}
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/*
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* XAresult XACameraAdapt_PostInit()
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* 2nd phase initialization of Camera Adaptation Context
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*/
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XAresult XACameraAdapt_PostInit(XAAdaptationBaseCtx* bCtx)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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XACameraAdaptationCtx* ctx = NULL;
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DEBUG_API("->XACameraAdapt_PostInit");
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if(bCtx == NULL || bCtx->ctxId != XACameraAdaptation)
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{
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DEBUG_ERR("Invalid parameter!!");
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DEBUG_API("<-XACameraAdapt_PostInit");
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return XA_RESULT_PARAMETER_INVALID;
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}
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ctx = (XACameraAdaptationCtx*)bCtx;
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if ( !ctx )
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{
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return XA_RESULT_INTERNAL_ERROR;
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}
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XAAdaptationGst_PostInit( &(ctx->baseObj) );
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ctx->baseObj.bin = gst_element_factory_make( "camerabin", "camera");
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if ( !ctx->baseObj.bin )
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{
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DEBUG_ERR("Failed to create CameraBin");
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return XA_RESULT_INTERNAL_ERROR;
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}
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/* Create Gst bus listener. */
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ret = XAAdaptationGst_InitGstListener(&(ctx->baseObj));
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if( ret!=XA_RESULT_SUCCESS )
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{
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DEBUG_ERR("Bus listener creation failed!!");
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return ret;
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}
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/* Add Camera specific handler */
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if(ctx->baseObj.bus)
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{
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ctx->baseObj.busCb = XACameraAdapt_GstBusCb;
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gst_bus_add_signal_watch( ctx->baseObj.bus);
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g_signal_connect(ctx->baseObj.bus, "message::autofocus-done", G_CALLBACK(ctx->baseObj.busCb), ctx );
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g_signal_connect(ctx->baseObj.bus, "message::shake-risk", G_CALLBACK(ctx->baseObj.busCb), ctx );
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g_signal_connect(ctx->baseObj.bus, "message::async-done", G_CALLBACK(ctx->baseObj.busCb), ctx );
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}
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else
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{
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DEBUG_ERR("Failed to create message bus");
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return XA_RESULT_INTERNAL_ERROR;
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}
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/* SET UP CAMERABIN */
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/* use test video source if set, camerabin default (v4l2src) otherwise */
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#ifdef XA_USE_TEST_PLUGINS
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if(ctx->deviceID == XA_ADAPTID_VIDEOTESTSRC || ctx->deviceID == XA_DEFAULTDEVICEID_CAMERA )
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#else
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if(ctx->deviceID == XA_ADAPTID_VIDEOTESTSRC )
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#endif
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{
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g_object_set( G_OBJECT(ctx->baseObj.bin), "videosrc", gst_element_factory_make("videotestsrc", "videotestsrc"), NULL );
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}
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/* set viewfinder element to be fake for the time of preroll.. if ghost pad added now,
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* stupid camerabin makes circular linking...
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*/
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g_object_set( G_OBJECT(ctx->baseObj.bin), "vfsink" ,gst_element_factory_make("fakesink", "fakevfsink"), NULL );
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/* Setup camerabin to produce raw video */
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g_object_set( G_OBJECT(ctx->baseObj.bin), "videomux",NULL, NULL );
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g_object_set( G_OBJECT(ctx->baseObj.bin), "videoenc",NULL, NULL );
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g_object_set( G_OBJECT(ctx->baseObj.bin), "mute", TRUE, NULL );
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g_object_set( G_OBJECT(ctx->baseObj.bin), "async-handling", FALSE, NULL);
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g_object_set( G_OBJECT(ctx->baseObj.bin), "mode",(gint)1, NULL);
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/* drive camerabin to READY to create the elements inside bin */
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gst_element_set_state( GST_ELEMENT(ctx->baseObj.bin), GST_STATE_READY);
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if(ctx->deviceID == XA_ADAPTID_VIDEOTESTSRC)
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{ /* set properties for videotestsrc */
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GstElement *testsrc = gst_bin_get_by_name(GST_BIN(ctx->baseObj.bin), "videotestsrc");
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g_object_set( G_OBJECT(testsrc),"is-live", TRUE, NULL);
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g_object_set( G_OBJECT(testsrc),"do-timestamp", TRUE, NULL);
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gst_object_unref(G_OBJECT(testsrc));
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}
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/* do some filter optimization */
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#ifdef XA_USE_TEST_PLUGINS
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g_object_set( G_OBJECT(ctx->baseObj.bin), "filter-caps",
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gst_caps_new_simple("video/x-raw-yuv",
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"format", GST_TYPE_FOURCC,GST_MAKE_FOURCC('I','4','2','0'),
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"framerate",GST_TYPE_FRACTION_RANGE,0,1,30,1, NULL)
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,NULL );
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#else
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g_object_set( G_OBJECT(ctx->baseObj.bin), "filter-caps",
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gst_caps_new_simple("video/x-raw-yuv",
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"format", GST_TYPE_FOURCC,GST_MAKE_FOURCC('Y','U','Y','2'),
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"framerate",GST_TYPE_FRACTION_RANGE,0,1,30,1, NULL)
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,NULL );
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#endif
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/* now, unlink fake sink, create camera post processing pipeline and create ghost pad from it */
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{
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GstElement *fakesink = gst_bin_get_by_name(GST_BIN(ctx->baseObj.bin),"fakevfsink");
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GstPad *fakepad = gst_element_get_static_pad(fakesink,"sink");
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GstPad *linkedpad = gst_pad_get_peer(fakepad);
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GstElement *linkedelement = gst_pad_get_parent_element(linkedpad);
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GstElement * cameraPP = NULL;
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GstElement * camfilter = NULL;
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GstElement *tee = NULL;
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/* Unlink fakesink */
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gst_element_unlink(linkedelement,fakesink);
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/* Create VideoPP pipeline for Camera object */
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cameraPP = XAAdaptationGst_CreateVideoPP();
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g_object_set( G_OBJECT(cameraPP),"name", "videopp_camera", NULL);
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gst_bin_add( GST_BIN(ctx->baseObj.bin), cameraPP );
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/*Link videoPP into camera bin last element */
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if (! gst_element_link( linkedelement, cameraPP ))
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{
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DEBUG_ERR("Could not link VideoPP to Camera bin!!");
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return XA_RESULT_INTERNAL_ERROR;
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}
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/* Add extra filter for caps negotiable after post processing*/
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camfilter = gst_element_factory_make("capsfilter", "camfilter");
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gst_bin_add( GST_BIN(ctx->baseObj.bin), camfilter );
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if(! gst_element_link( cameraPP, camfilter ))
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{
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DEBUG_ERR("Could not link camera bin to camerafilter!!");
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return XA_RESULT_INTERNAL_ERROR;
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}
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/* Add tee element into camerabin */
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tee = gst_element_factory_make( "tee", "CamTee");
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gst_bin_add( GST_BIN(ctx->baseObj.bin), tee);
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if (! gst_element_link( camfilter, tee ))
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{
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DEBUG_ERR("Could not link camera filter to tee element!!");
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return XA_RESULT_INTERNAL_ERROR;
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}
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/* Unref */
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gst_object_unref(linkedelement);
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gst_object_unref(linkedpad);
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gst_object_unref(fakepad);
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gst_bin_remove(GST_BIN(ctx->baseObj.bin),fakesink);
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gst_object_unparent(GST_OBJECT(fakesink));
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}
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if ( ret == XA_RESULT_SUCCESS )
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{
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cameraRealized = XA_BOOLEAN_TRUE;
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}
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DEBUG_API("<-XACameraAdapt_PostInit");
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return ret;
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}
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/*
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* void XACameraAdapt_Destroy(XACameraAdaptationCtx* ctx)
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* Destroys Camera Adaptation Context
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* @param ctx - Camera Adaptation context to be destroyed
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*/
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void XACameraAdapt_Destroy(XAAdaptationBaseCtx* bCtx)
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{
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XACameraAdaptationCtx* ctx = NULL;
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DEBUG_API("->XACameraAdapt_Destroy");
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if(bCtx == NULL || bCtx->ctxId != XACameraAdaptation )
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{
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DEBUG_ERR("Invalid parameter!!");
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DEBUG_API("<-XACameraAdapt_Destroy");
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return;
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}
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ctx = (XACameraAdaptationCtx*)bCtx;
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XAAdaptationGst_Free(&(ctx->baseObj));
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free(ctx);
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ctx = NULL;
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cameraCtx = NULL;
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cameraRealized = XA_BOOLEAN_FALSE;
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DEBUG_API("<-XACameraAdapt_Destroy");
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}
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